Re: [PATCH v6 2/8] push: add advice for rejected tag reference

2012-12-02 Thread Junio C Hamano
Chris Rorvick  writes:

>  static void advise_pull_before_push(void)
>  {
>   if (!advice_push_non_ff_current || !advice_push_nonfastforward)
> @@ -241,6 +245,11 @@ static void advise_checkout_pull_push(void)
>   advise(_(message_advice_checkout_pull_push));
>  }
>  
> +static void advise_ref_already_exists(void)
> +{
> + advise(_(message_advice_ref_already_exists));
> +}
> +
>  static int push_with_options(struct transport *transport, int flags)
>  {
>   int err;
> @@ -272,6 +281,8 @@ static int push_with_options(struct transport *transport, 
> int flags)
>   advise_use_upstream();
>   else
>   advise_checkout_pull_push();
> + } else if (reject_reasons & REJECT_ALREADY_EXISTS) {
> + advise_ref_already_exists();
>   }

The existing advise_* functions that are called from this function
honor the advice.* configuration, and advise_ref_already_exists()
would want to follow suit here (it is OK to do so as a follow-up
patch without further rerolling the entire series).

Thanks.
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[PATCH v6 2/8] push: add advice for rejected tag reference

2012-11-29 Thread Chris Rorvick
Advising the user to fetch and merge only makes sense if the rejected
reference is a branch.  If none of the rejections are for branches, just
tell the user the reference already exists.

Signed-off-by: Chris Rorvick 
---
 builtin/push.c | 11 +++
 cache.h|  1 +
 remote.c   | 10 ++
 transport.c|  2 ++
 transport.h|  1 +
 5 files changed, 25 insertions(+)

diff --git a/builtin/push.c b/builtin/push.c
index 9d17fc7..e08485d 100644
--- a/builtin/push.c
+++ b/builtin/push.c
@@ -220,6 +220,10 @@ static const char message_advice_checkout_pull_push[] =
   "(e.g. 'git pull') before pushing again.\n"
   "See the 'Note about fast-forwards' in 'git push --help' for 
details.");
 
+static const char message_advice_ref_already_exists[] =
+   N_("Updates were rejected because the destination reference already 
exists\n"
+  "in the remote and the update is not a fast-forward.");
+
 static void advise_pull_before_push(void)
 {
if (!advice_push_non_ff_current || !advice_push_nonfastforward)
@@ -241,6 +245,11 @@ static void advise_checkout_pull_push(void)
advise(_(message_advice_checkout_pull_push));
 }
 
+static void advise_ref_already_exists(void)
+{
+   advise(_(message_advice_ref_already_exists));
+}
+
 static int push_with_options(struct transport *transport, int flags)
 {
int err;
@@ -272,6 +281,8 @@ static int push_with_options(struct transport *transport, 
int flags)
advise_use_upstream();
else
advise_checkout_pull_push();
+   } else if (reject_reasons & REJECT_ALREADY_EXISTS) {
+   advise_ref_already_exists();
}
 
return 1;
diff --git a/cache.h b/cache.h
index dbd8018..d72b64d 100644
--- a/cache.h
+++ b/cache.h
@@ -1002,6 +1002,7 @@ struct ref {
unsigned int force:1,
merge:1,
nonfastforward:1,
+   not_forwardable:1,
deletion:1;
enum {
REF_STATUS_NONE = 0,
diff --git a/remote.c b/remote.c
index 04fd9ea..5101683 100644
--- a/remote.c
+++ b/remote.c
@@ -1279,6 +1279,14 @@ int match_push_refs(struct ref *src, struct ref **dst,
return 0;
 }
 
+static inline int is_forwardable(struct ref* ref)
+{
+   if (!prefixcmp(ref->name, "refs/tags/"))
+   return 0;
+
+   return 1;
+}
+
 void set_ref_status_for_push(struct ref *remote_refs, int send_mirror,
int force_update)
 {
@@ -1316,6 +1324,8 @@ void set_ref_status_for_push(struct ref *remote_refs, int 
send_mirror,
 * always allowed.
 */
 
+   ref->not_forwardable = !is_forwardable(ref);
+
ref->nonfastforward =
!ref->deletion &&
!is_null_sha1(ref->old_sha1) &&
diff --git a/transport.c b/transport.c
index d4568e7..bc31e8e 100644
--- a/transport.c
+++ b/transport.c
@@ -740,6 +740,8 @@ void transport_print_push_status(const char *dest, struct 
ref *refs,
ref->status != REF_STATUS_OK)
n += print_one_push_status(ref, dest, n, porcelain);
if (ref->status == REF_STATUS_REJECT_NONFASTFORWARD) {
+   if (ref->not_forwardable)
+   *reject_reasons |= REJECT_ALREADY_EXISTS;
if (!strcmp(head, ref->name))
*reject_reasons |= REJECT_NON_FF_HEAD;
else
diff --git a/transport.h b/transport.h
index 404b113..bfd2df5 100644
--- a/transport.h
+++ b/transport.h
@@ -142,6 +142,7 @@ void transport_set_verbosity(struct transport *transport, 
int verbosity,
 
 #define REJECT_NON_FF_HEAD 0x01
 #define REJECT_NON_FF_OTHER0x02
+#define REJECT_ALREADY_EXISTS  0x04
 
 int transport_push(struct transport *connection,
   int refspec_nr, const char **refspec, int flags,
-- 
1.8.0.158.g0c4328c

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